<template>
	<view class="my-settle-container">
	    <!-- 全选区域 -->
			<label class="radio" @click="changeAllState">
				<radio color="#C00000" :checked="isFullChecked" /><text>全选</text>
			</label>
			<!-- 合计区域 -->
			<view class="amount-box">
				合计:<text class="amount">￥{{ checkedGoodsAmount }}</text>
			</view>
			<!-- 结算按钮 -->
			<view class="btn-settle" @click="settlement">结算({{ checkedCount }})</view>
	</view>
</template>

<script>
	import { mapGetters,mapMutations,mapState } from 'vuex'
	export default {
		name:"my-settle",
		data() {
			return {
				
			};
		},
		computed: {
			...mapGetters('m_cart',['checkedCount','total','checkedGoodsAmount']),
			...mapGetters('m_user',['addstr']),
			...mapState('m_user',['token']),
			//是否全选
			isFullChecked () {
				return this.checkedCount === this.total
			}
			
		},
		methods: {
			...mapMutations('m_cart',['updateAllGoodsState']),
			changeAllState () {
				// 修改购物车中所有商品的选中状态
				// !this.isFullCheck 表示：当前全选按钮的状态取反之后，就是最新的勾选状态
				this.updateAllGoodsState(!this.isFullChecked)
			},
			settlement () {
				console.log('12312')
				// 1. 先判断是否勾选了要结算的商品
				if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
				// 1. 先判断是否填了地址
				if (!this.addstr) return uni.$showMsg('请选择收货地址！')
				// 判断是否有商品需要结算
				if (this.checkedCount === 0)  return  uni.$showMsg('请选择要结算的商品！')
				// 判断是否添加收货地址
				if (!this.addstr) return uni.$showMsg('请选择收货地址！')
				// 判断是否登录
				if (!this.token) return uni.$showMsg('请先登录！')
			}
		}
		
	}
</script>

<style lang="scss">
.my-settle-container {
	position: fixed;
	bottom: 0;
	right: 0;
	left: 0;
	width: 100%;
	height: 50px;
	background-color: white;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding-left: 5px;
	font-size: 14px;
	.radio {
	    display: flex;
	    align-items: center;
	}
	.amount {
	    color: #c00000;
	}
	.btn-settle {
	    height: 50px;
	    min-width: 100px;
	    background-color: #c00000;
	    color: white;
	    line-height: 50px;
	    text-align: center;
	    padding: 0 10px;
	}
}
</style>
